Compare 18899 vs 19391
| Property | 18899 | 19391 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 188991 | 193911 |
| Prime factorization | 18899 | 19391 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18899 | 1, 19391 |
| Number of properties | 8 | 6 |
| Additive primes | 1019th | |
| Chen primes | 1065th | |
| Cousin primes (2nd member) | 339th | |
| Emirps | 589th | |
| Good primes | 246th | |
| Happy primes | 367th | |
| Isolated primes | 1501st | 1533rd |
| Long primes | 824th | |
| Palindromic primes | 44th | |
| Primes | 2150th | 2196th |
| Sophie germain primes | 311th | 316th |
| Roman numberals | ||
| Base 2 | 1001001110100112 | 1001011101111112 |
| Base 3 | 2212202223 | 2221210123 |
| Base 4 | 102131034 | 102323334 |
| Base 5 | 11010445 | 11100315 |
| Base 6 | 2232556 | 2254356 |
| Base 7 | 1060467 | 1103517 |
| Base 8 | 447238 | 456778 |
| Base 9 | 278289 | 285359 |
| Base 10 | 1889910 | 1939110 |
| Base 11 | 1322111 | 1362911 |
| Base 12 | ab2b12 | b27b12 |
| Base 13 | 87aa13 | 8a9813 |
| Base 14 | 6c5d14 | 70d114 |
| Base 15 | 58ee15 | 5b2b15 |
| Base 16 | 49d316 | 4bbf16 |